From: Comparison between male and female teachers in Egyptian primary schools regarding the effect of teaching on their voice
Data
Male(GI)
(n = 100)
Female(GII)
P value
Change of voice
0.015*
Range
(0–10)
Mean ± SD
0.5 ± 1.2
1 ± 1.9
Median
0
Phonasthenic symptoms
0.046*
No
64(64%)
50(50%)
Yes
36(36%)